diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libpthread/t_join.c')
| -rw-r--r-- | contrib/netbsd-tests/lib/libpthread/t_join.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libpthread/t_join.c b/contrib/netbsd-tests/lib/libpthread/t_join.c new file mode 100644 index 0000000..7f6f834 --- /dev/null +++ b/contrib/netbsd-tests/lib/libpthread/t_join.c @@ -0,0 +1,174 @@ +/* $NetBSD: t_join.c,v 1.8 2012/03/12 20:17:16 joerg Exp $ */ + +/*- + * Copyright (c) 2010 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jukka Ruohonen. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_join.c,v 1.8 2012/03/12 20:17:16 joerg Exp $"); + +#include <errno.h> +#include <pthread.h> +#include <stdint.h> + +#include <atf-c.h> + +#include "h_common.h" + +#ifdef CHECK_STACK_ALIGNMENT +extern int check_stack_alignment(void); +#endif + +#define STACKSIZE 65536 + +static bool error; + +static void *threadfunc1(void *); +static void *threadfunc2(void *); + +ATF_TC(pthread_join); +ATF_TC_HEAD(pthread_join, tc) +{ + + atf_tc_set_md_var(tc, "descr", + "Checks basic error conditions in pthread_join(3)"); +} + +ATF_TC_BODY(pthread_join, tc) +{ + pthread_t thread; + + PTHREAD_REQUIRE(pthread_create(&thread, NULL, threadfunc1, NULL)); + PTHREAD_REQUIRE(pthread_join(thread, NULL)); +} + +static void * +threadfunc1(void *arg) +{ + pthread_t thread[25]; + pthread_t caller; + void *val = NULL; + uintptr_t i; + int rv; + pthread_attr_t attr; + + caller = pthread_self(); + +#ifdef CHECK_STACK_ALIGNMENT + /* + * Check alignment of thread stack, if supported. + */ + ATF_REQUIRE(check_stack_alignment()); +#endif + + /* + * The behavior is undefined, but should error + * out, if we try to join the calling thread. + */ + rv = pthread_join(caller, NULL); + + /* + * The specification recommends EDEADLK. + */ + ATF_REQUIRE(rv != 0); + ATF_REQUIRE_EQ(rv, EDEADLK); + + ATF_REQUIRE(pthread_attr_init(&attr) == 0); + + for (i = 0; i < __arraycount(thread); i++) { + + error = true; + + ATF_REQUIRE(pthread_attr_setstacksize(&attr, STACKSIZE * (i + 1)) == 0); + + rv = pthread_create(&thread[i], &attr, threadfunc2, (void *)i); + + ATF_REQUIRE_EQ(rv, 0); + + /* + * Check join and exit condition. + */ + PTHREAD_REQUIRE(pthread_join(thread[i], &val)); + + ATF_REQUIRE_EQ(error, false); + + ATF_REQUIRE(val != NULL); + ATF_REQUIRE(val == (void *)(i + 1)); + + /* + * Once the thread has returned, ESRCH should + * again follow if we try to join it again. + */ + rv = pthread_join(thread[i], NULL); + + ATF_REQUIRE_EQ(rv, ESRCH); + + /* + * Try to detach the exited thread. + */ + rv = pthread_detach(thread[i]); + + ATF_REQUIRE(rv != 0); + } + + ATF_REQUIRE(pthread_attr_destroy(&attr) == 0); + + pthread_exit(NULL); + + return NULL; +} + +static void * +threadfunc2(void *arg) +{ + static uintptr_t i = 0; + uintptr_t j; + pthread_attr_t attr; + size_t stacksize; + + j = (uintptr_t)arg; + + ATF_REQUIRE(pthread_attr_get_np(pthread_self(), &attr) == 0); + ATF_REQUIRE(pthread_attr_getstacksize(&attr, &stacksize) == 0); + ATF_REQUIRE(stacksize == STACKSIZE * (j + 1)); + ATF_REQUIRE(pthread_attr_destroy(&attr) == 0); + + if (i++ == j) + error = false; + + pthread_exit((void *)i); + + return NULL; +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, pthread_join); + + return atf_no_error(); +} |
